Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: KLLNTXXADMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
254-234 A Bremond TX 6922 MTPCS, LLC 556      
254-645 A Groesbeck TX 6922 MTPCS, LLC 556      

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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